diff --git a/comfy_execution/jobs.py b/comfy_execution/jobs.py
index 59fb49357..97fd803b8 100644
--- a/comfy_execution/jobs.py
+++ b/comfy_execution/jobs.py
@@ -14,8 +14,9 @@ class JobStatus:
     IN_PROGRESS = 'in_progress'
     COMPLETED = 'completed'
     FAILED = 'failed'
+    CANCELLED = 'cancelled'
 
-    ALL = [PENDING, IN_PROGRESS, COMPLETED, FAILED]
+    ALL = [PENDING, IN_PROGRESS, COMPLETED, FAILED, CANCELLED]
 
 
 # Media types that can be previewed in the frontend
@@ -94,12 +95,6 @@ def normalize_history_item(prompt_id: str, history_item: dict, include_outputs:
 
     status_info = history_item.get('status', {})
     status_str = status_info.get('status_str') if status_info else None
-    if status_str == 'success':
-        status = JobStatus.COMPLETED
-    elif status_str == 'error':
-        status = JobStatus.FAILED
-    else:
-        status = JobStatus.COMPLETED
 
     outputs = history_item.get('outputs', {})
     outputs_count, preview_output = get_outputs_summary(outputs)
@@ -107,6 +102,7 @@ def normalize_history_item(prompt_id: str, history_item: dict, include_outputs:
     execution_error = None
     execution_start_time = None
     execution_end_time = None
+    was_interrupted = False
     if status_info:
         messages = status_info.get('messages', [])
         for entry in messages:
@@ -119,6 +115,15 @@ def normalize_history_item(prompt_id: str, history_item: dict, include_outputs:
                         execution_end_time = event_data.get('timestamp')
                         if event_name == 'execution_error':
                             execution_error = event_data
+                        elif event_name == 'execution_interrupted':
+                            was_interrupted = True
+
+    if status_str == 'success':
+        status = JobStatus.COMPLETED
+    elif status_str == 'error':
+        status = JobStatus.CANCELLED if was_interrupted else JobStatus.FAILED
+    else:
+        status = JobStatus.COMPLETED
 
     job = prune_dict({
         'id': prompt_id,
@@ -268,13 +273,13 @@ def get_all_jobs(
         for item in queued:
             jobs.append(normalize_queue_item(item, JobStatus.PENDING))
 
-    include_completed = JobStatus.COMPLETED in status_filter
-    include_failed = JobStatus.FAILED in status_filter
-    if include_completed or include_failed:
+    history_statuses = {JobStatus.COMPLETED, JobStatus.FAILED, JobStatus.CANCELLED}
+    requested_history_statuses = history_statuses & set(status_filter)
+    if requested_history_statuses:
         for prompt_id, history_item in history.items():
-            is_failed = history_item.get('status', {}).get('status_str') == 'error'
-            if (is_failed and include_failed) or (not is_failed and include_completed):
-                jobs.append(normalize_history_item(prompt_id, history_item))
+            job = normalize_history_item(prompt_id, history_item)
+            if job.get('status') in requested_history_statuses:
+                jobs.append(job)
 
     if workflow_id:
         jobs = [j for j in jobs if j.get('workflow_id') == workflow_id]
diff --git a/tests/execution/test_jobs.py b/tests/execution/test_jobs.py
index 918c8080a..4d2f9ed36 100644
--- a/tests/execution/test_jobs.py
+++ b/tests/execution/test_jobs.py
@@ -19,6 +19,7 @@ class TestJobStatus:
         assert JobStatus.IN_PROGRESS == 'in_progress'
         assert JobStatus.COMPLETED == 'completed'
         assert JobStatus.FAILED == 'failed'
+        assert JobStatus.CANCELLED == 'cancelled'
 
     def test_all_contains_all_statuses(self):
         """ALL should contain all status values."""
@@ -26,7 +27,8 @@ class TestJobStatus:
         assert JobStatus.IN_PROGRESS in JobStatus.ALL
         assert JobStatus.COMPLETED in JobStatus.ALL
         assert JobStatus.FAILED in JobStatus.ALL
-        assert len(JobStatus.ALL) == 4
+        assert JobStatus.CANCELLED in JobStatus.ALL
+        assert len(JobStatus.ALL) == 5
 
 
 class TestIsPreviewable:
@@ -336,6 +338,40 @@ class TestNormalizeHistoryItem:
         assert job['execution_error']['node_type'] == 'KSampler'
         assert job['execution_error']['exception_message'] == 'CUDA out of memory'
 
+    def test_cancelled_job(self):
+        """Cancelled/interrupted history item should have cancelled status."""
+        history_item = {
+            'prompt': (
+                5,
+                'prompt-cancelled',
+                {'nodes': {}},
+                {'create_time': 1234567890000},
+                ['node1'],
+            ),
+            'status': {
+                'status_str': 'error',
+                'completed': False,
+                'messages': [
+                    ('execution_start', {'prompt_id': 'prompt-cancelled', 'timestamp': 1234567890500}),
+                    ('execution_interrupted', {
+                        'prompt_id': 'prompt-cancelled',
+                        'node_id': '5',
+                        'node_type': 'KSampler',
+                        'executed': ['1', '2', '3'],
+                        'timestamp': 1234567891000,
+                    })
+                ]
+            },
+            'outputs': {},
+        }
+
+        job = normalize_history_item('prompt-cancelled', history_item)
+        assert job['status'] == 'cancelled'
+        assert job['execution_start_time'] == 1234567890500
+        assert job['execution_end_time'] == 1234567891000
+        # Cancelled jobs should not have execution_error set
+        assert 'execution_error' not in job
+
     def test_include_outputs(self):
         """When include_outputs=True, should include full output data."""
         history_item = {